FORD 2011 F-550 v.2 - Manual (Page 86)

HEADLAMP CONTROL
Rotate the headlamp control
clockwise to the first position
to
turn on the parking lamps.
Rotate clockwise to the second
position
to also turn on the
headlamps.
Autolamp control (if equipped)
The autolamp system provides light
sensitive automatic on-off control of
the exterior lights normally
controlled by the headlamp control.
• To turn autolamps on, rotate the
control to .
• To turn autolamps off, rotate the
control from the autolamp
position.
Note: If the vehicle is equipped with autolamps, it will have the
headlamps on with windshield wipers feature. If the windshield
wipers are turned on, the exterior lamps will turn on with the headlamp
control in the autolamp position.
The autolamp system also keeps the lights on for a predetermined
amount of time after the ignition switch is turned to off. You can change
the amount of time the lamps stay on by using the programming
procedure that follows:
Autolamps - Programmable exit delay
Programmable exit delay allows the length of the autolamp exit delay to
be changed.
To program the auto lamp exit time delay:
1. Start with the ignition in the off position and the headlamp control in
the autolamp position.
2. Turn the headlamp control to off.
3. Turn the ignition switch to on and then back to off.
Lights
86
2011 F-250/350/450/550 (f23)
Owners Guide, 2nd Printing
USA (fus)